LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Cadillac >> 2007 >> Escalade EXT >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 1809 (Object Detection System - Park Assist System) >> Diagnostic Information and Procedures >> Park Assist Blocked Message ON >> Circuit/System Verification
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Circuit/System Verification

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

After the detected cause has been addressed the vehicle must be driven at speed greater than 40 km/h (25 mph).

  1. Verify the "PARK ASST BLOCKED SEE OWNERS MANUAL" or "PARK ASSIST BLOCKED SEE OWNERS MANUAL" message is not ON for one of the reasons listed in table above. Perform the following steps:
    • If the message is ON and "operating as designed" column is "Yes" per table above

      The park assist system is functioning correctly and requires no repairs, correct the condition causing the message to be ON and explain normal operation to the customer.

    • If the message is ON and "operating as designed" column is "No" per table above
  2. Perform appropriate action listed in the Corrective Action column per the table above.
    • If the message is not ON 
  3. All OK.
scientia non olet · About LEMON Manuals